This 71900ACD/P4ADFCVT162 bearing is a Super Precision angular contact bearing with a 25° contact angle and a high-capacity design. This is a face-to-face arrangement double set of bearings with a heavy preload and a P4A precision rating. The bearing's dimensions are 10x22x6mm. Often used in Machine Tools, or other precision applications, these bearings are known for their high-speed capabilities, robust seals, and superior accuracy.